Phase Data
20 MAY 2012 (141)
ot = 17:23:27.28 +/- 1.61 MINDANAO, PHILIPPINES
lat = 9.709 +/- 6.1
lon = 126.173 +/- 18.7 MAGNITUDE 4.4 (GS)
dep = 64.0 +/- 9.7
75 km (47 miles) E of Surigao, Mindanao, Philippines (pop 118,000)
109 km (67 miles) NE of Butuan, Mindanao, Philippines (pop 267,000)
149 km (92 miles) N of Hinatuan, Mindanao, Philippines (pop N/A)
782 km (485 miles) SE of MANILA, Philippines
Recorded (III PIVS) at Claver and (I PIVS) at Surigao.
nph = 16 of 16 se = 0.79 FE=259 A
error ellipse = ( 74.0, 8.0, 30.4;229.0, 80.0, 14.1;344.0, 4.0, 4.5)
mb = 4.4 ( 9) ML = 0.0 ( 0) mblg = 0.0 ( 0) md = 0.0 ( 0) MS = 0.0 ( 0)
sta phase arrival res dist azm amp per mag amp per mag sta
DAV ePn 17:24:06.34 -1.8 2.7 193 DAV
MYLDMePn 17:25:31.46 -1.0 8.8 240 MYLD
TNTI ePn 17:25:33.43 -0.6 9.0 172 TNTI
LUWI ePn 17:26:07.15 2.4 11.2 198 LUWI
FAKI ePn 17:26:42.11 0.4 13.9 154 FAKI
TPUB ePn 17:26:49.50 0.1 14.5 339 TPUB
MTN eP 17:28:26.35 0.1 22.9 168 b:2.4+1 .75 4.7 MTN
IPM eP 17:28:50.60 0.8 25.5 260 b:9.5+0 .80 4.3 IPM
AS31 eP 17:30:06.37 1.0 34.0 167 b:9.0-1 .70 3.8 AS31
BBOO eP 17:31:23.35 0.3 43.3 168 b:1.3+1 .60 4.9 BBOO
STKA eP 17:31:27.70 -0.1 43.9 161 b:7.4+0 1.9 4.2 STKA
MK01 eP 17:32:32.91 -0.2 52.4 323 MK01
NIL eP 17:32:44.33 -0.5 54.0 305 b:9.7+0 .75 4.9 NIL
KURK eP 17:33:02.59 0.0 56.5 326 b:3.8+0 1.0 4.4 KURK
RAYN eP 17:35:16.27 -1.5 77.7 292 b:7.7+0 1.3 4.5 RAYN
PB04 ePKPdf 17:43:19.81 -0.4 159.9 130 PB04
Generated 2012 MAY 21 at 18:46 UTC
Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver
